6737806656 has 168 divisors, whose sum is σ = 23370235200. Its totient is φ = 1811828736.

The previous prime is 6737806637. The next prime is 6737806661. The reversal of 6737806656 is 6566087376.

It is a tau number, because it is divible by the number of its divisors (168).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 19395 + ... + 117693.

Almost surely, 2^6737806656 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6737806656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11685117600).

6737806656 is an abundant number, since it is smaller than the sum of its proper divisors (16632428544).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6737806656 is a wasteful number, since it uses less digits than its factorization.

6737806656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98341 (or 98328 counting only the distinct ones).

The product of its (nonzero) digits is 7620480, while the sum is 54.

The square root of 6737806656 is about 82084.1437550517. The cubic root of 6737806656 is about 1888.7429148021.

The spelling of 6737806656 in words is "six billion, seven hundred thirty-seven million, eight hundred six thousand, six hundred fifty-six".